



The OS-365A is a hard-wired outdoor backed-up siren combining a loud acoustic sirenn with a flashing light. The high-powered flashing light helps to locate the active siren.
| Power supply | 10 to 17 V DC |
|---|---|
| Current Consumption | < 50 mA / 12 V |
| Backup battery | NiCd pack 4.8 V / 1800 mAh Lifetime approx. 3 years |
| Electro-acoustic siren sound level | 110 dB /1 m |
| Siren timer | 19 minutes |
| Flasher timer | 60 minutes |
| Resistance of the tamper loop in stand-by | < 70 Ω |
| Security grade 2 (without internal cover) | EN 50131 |
| Environmental class IV | -25 to +60°C |
| Dimensions | 230 x 158 x 75 mm |